function mb_trim($str){
$r = '';
if(!empty($str)){
$r = mb_ereg_replace('^[[:space:]]*([\s\S]*?)[[:space:]]*$','\1',$str);
}
return $r;
}
$r = '';
if(!empty($str)){
$r = mb_ereg_replace('^[[:space:]]*([\s\S]*?)[[:space:]]*$','\1',$str);
}
return $r;
}
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